Marshall scored 54 points in the second half, making 7 of 14 3-pointers and shooting 53% after halftime.
Darius George and Mark Sarenac scored 11 points each for the Thundering Herd (5-6). Bennett's 16 rebounds were double his previous high.
Eastern Kentucky has a home game against Charleston Southern on Saturday. Marshall plays at Northern Iowa on Sunday.
For more AP college basketball coverage: https://apnews.com/Collegebasketball and http://twitter.com/AP-Top25
Elements of this story were generated by Automated Insights, http://www.automatedinsights.com/ap, using data from STATS LLC, https://www.stats.com
College basketball picks: Can anyone touch projected No. 1 seeds?
The projected No. 1 seeds have shown little recent movement. Our panel discusses whether that could change and makes picks for this weekend's top games.
No. 20 Houston looks to sweep AAC rival SMU
Houston is so balanced that two of its best players, Nate Hinton and Caleb Mills, combined for only five points at South Florida on Wednesday, but the 20th-ranked Cougars still won 62-58 to stay atop the American Athletic Conference standings.
Oregon State aims to sweep No. 16 Colorado
Colorado coach Tad Boyle took a deep breath and said, "Oh boy, it's frustrating," after he watched his 16th-ranked team not adhere to what he wrote on the whiteboard in the locker room before the game at Oregon on Thursday night.